Finding the Fourth Proportional to 949,519.14, 1,310,367.36 and 519,799.26
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Solution
The fourth proportional to 949,519.14, 1,310,367.36 and 519,799.26 is: 717,339.92
Step by Step Solution
- Step 1: Write the proportion equation
949,519.14 : 1,310,367.36 = 519,799.26 : x - Step 2: Convert to fraction form
949,519.14/1,310,367.36 = 519,799.26/x - Step 3: Cross multiply
949,519.14x = 1,310,367.36 × 519,799.26 - Step 4: Simplify right side
949,519.14x = 681,127,984,056.15 - Step 5: Solve for x
x = 681,127,984,056.15/949,519.14 - Step 6: Final answer
x = 717,339.92
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.